Wang Hao of China plays a return during

SAEED KHAN

Wang Hao of China plays a return during his table tennis men's gold medal singles match against compatriot Zhang Jike for the London 2012 Olympic Games at The Excel Centre in London on August 2, 2012. AFP PHOTO / SAEED KHAN

Wang Hao of China plays a return during his table tennis men's gold medal singles match against compatriot Zhang Jike for the London 2012 Olympic Games at The Excel Centre in London on August 2, 2012. AFP PHOTO / SAEED KHAN

Olympics Day 6 - Table Tennis

Feng Li

Wang Hao of China celebrates a point during Men's Singles Table Tennis Gold medal match against Zhang Jike of China on Day 6 of the London 2012 Olympic Games at ExCeL on August 2, 2012 in London, England.

Wang Hao of China celebrates a point during Men's Singles Table Tennis Gold medal match against Zhang Jike of China on Day 6 of the London 2012 Olympic Games at ExCeL on August 2, 2012 in London, England.

Olympics Day 6 - Table Tennis

Feng Li

Wang Hao of China celebrates a point during Men's Singles Table Tennis Gold medal match against Zhang Jike of China on Day 6 of the London 2012 Olympic Games at ExCeL on August 2, 2012 in London, England.

Wang Hao of China celebrates a point during Men's Singles Table Tennis Gold medal match against Zhang Jike of China on Day 6 of the London 2012 Olympic Games at ExCeL on August 2, 2012 in London, England.

2014 World Team Table Tennis Championships - DAY 8

Atsushi Tomura

Zhendong Fan, Hao Wang, Long Ma, Coach Guoliang Liu, Jike Zhang and Xin Xu of team China pose with gold medal on the podium during day eight of the 2014 World Team Table Tennis Championships at Yoyogi National Gymnasium on May 5, 2014 in Tokyo, Japan.

Zhendong Fan, Hao Wang, Long Ma, Coach Guoliang Liu, Jike Zhang and Xin Xu of team China pose with gold medal on the podium during day eight of the 2014 World Team Table Tennis Championships at Yoyogi National Gymnasium on May 5, 2014 in Tokyo, Japan.

2014 World Team Table Tennis Championships - DAY 8

Atsushi Tomura

Zhendong Fan, Hao Wang, Long Ma, Coach Guoliang Liu, Jike Zhang and Xin Xu of team China pose with gold medal on the podium during day eight of the 2014 World Team Table Tennis Championships at Yoyogi National Gymnasium on May 5, 2014 in Tokyo, Japan.

Zhendong Fan, Hao Wang, Long Ma, Coach Guoliang Liu, Jike Zhang and Xin Xu of team China pose with gold medal on the podium during day eight of the 2014 World Team Table Tennis Championships at Yoyogi National Gymnasium on May 5, 2014 in Tokyo, Japan.